Home / 5,411,675.08-7,468,095.18-3,119,815.72

Finding the Fourth Proportional to 5,411,675.08, 7,468,095.18 and 3,119,815.72

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Solution

The fourth proportional to 5,411,675.08, 7,468,095.18 and 3,119,815.72 is: 4,305,336.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411,675.08 : 7,468,095.18 = 3,119,815.72 : x
  2. Step 2: Convert to fraction form
    5,411,675.08/7,468,095.18 = 3,119,815.72/x
  3. Step 3: Cross multiply
    5,411,675.08x = 7,468,095.18 × 3,119,815.72
  4. Step 4: Simplify right side
    5,411,675.08x = 23,299,080,741,020.23
  5. Step 5: Solve for x
    x = 23,299,080,741,020.23/5,411,675.08
  6. Step 6: Final answer
    x = 4,305,336.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.